Greenhalgh & Co.

Chartered Building Surveyors & Valuers

 

boltonsurveyors.org.uk

Greenhalgh & Co.

Chartered Building Surveyors & Valuers

21 Towncroft Lane

Bolton  BL1 5EN

Tel: +44 (0)1204 845382

Mob: +44 (0)7813 439196

Email: greenhalghco@btconnect.com

 

RICS Company No. 002973

 

Deleterious materials

Deleterious building materials   

 

The list below gives the common materials which are usually considered deleterious

 

Ø      High Alumina Cement

 

Ø      Wood wool slabs in permanent formwork to concrete.

 

Ø      Calcium Chloride or Sodium Chloride in concrete.

 

Ø      Asbestos Products.

 

Ø      Marine or sea dredged aggregates.

 

Ø      Lead, or materials containing lead, which may be ingested or absorbed.

 

Ø      Calcium silicate bricks or tiles.

 

Ø      Materials composed of mineral fibres which have a diameter of 3 microns or less or a length of 200 microns or less.

 

Ø      Decorative finishes containing lead or asbestos.

 

Ø      Paints and wood preservatives containing Pentachlorophenol.

 

Ø      Vermiculite, unless it is established as being fibre free.

 

Ø      Products containing cadmium that are referred to in the Environmental Regulations.